src/vendor/termion/src/sys/unix/attr.rs

   1 use std::{io, mem};
   2
   3 use super::{cvt, Termios};
   4 use super::libc::c_int;
   5
   6 pub fn get_terminal_attr() -> io::Result<Termios> {
   7     extern "C" {
   8         pub fn tcgetattr(fd: c_int, termptr: *mut Termios) -> c_int;
   9     }
  10     unsafe {
  11         let mut termios = mem::zeroed();
  12         cvt(tcgetattr(0, &mut termios))?;
  13         Ok(termios)
  14     }
  15 }
  16
  17 pub fn set_terminal_attr(termios: &Termios) -> io::Result<()> {
  18     extern "C" {
  19         pub fn tcsetattr(fd: c_int, opt: c_int, termptr: *const Termios) -> c_int;
  20     }
  21     cvt(unsafe { tcsetattr(0, 0, termios) }).and(Ok(()))
  22 }
  23
  24 pub fn raw_terminal_attr(termios: &mut Termios) {
  25     extern "C" {
  26         pub fn cfmakeraw(termptr: *mut Termios);
  27     }
  28     unsafe { cfmakeraw(termios) }
  29 }